Home / 763,296.08-1,145,027.17-283,467.61

Finding the Fourth Proportional to 763,296.08, 1,145,027.17 and 283,467.61

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Solution

The fourth proportional to 763,296.08, 1,145,027.17 and 283,467.61 is: 425,232.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,296.08 : 1,145,027.17 = 283,467.61 : x
  2. Step 2: Convert to fraction form
    763,296.08/1,145,027.17 = 283,467.61/x
  3. Step 3: Cross multiply
    763,296.08x = 1,145,027.17 × 283,467.61
  4. Step 4: Simplify right side
    763,296.08x = 324,578,109,539.83
  5. Step 5: Solve for x
    x = 324,578,109,539.83/763,296.08
  6. Step 6: Final answer
    x = 425,232.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.